That Jamie Foxx, Usher, Taylor Swift and Ke$ha are expected at Clive Davis‘ pre-Grammy bash tomorrow night at the Beverly Hilton . . . THAT indie rock band Audio Fiction spent just $350 making the video for their single, “Way Out,” which they debuted at Pianos on Ludlow Street last night . . . THAT Barbara Walters has a thing for Republican senators from Massachusetts. While she interviews Scott Brown Sunday on ABC’s “This Week,” some viewers will remember she once had an affair with the last GOP senator from the state, Edward Brooke.